---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7690 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 25G 131G 16% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 865 13548 4 17678 30759 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e3:a6:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.7/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83636sec preferred_lft 83636sec inet6 fe80::f816:3eff:fee3:a613/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:ab:f4:72:59:cc brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::84ab:f4ff:fe72:59cc/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-7690) 07/10/26 _x86_64_ (8 CPU) 09:32:34 LINUX RESTART (8 CPU) 09:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:05 226.74 0.40 218.50 7.83 18.50 39808.64 40134.88 10:00:05 27.68 0.89 24.44 2.35 21.67 3419.04 8385.83 10:10:01 10.34 0.04 9.89 0.41 1.54 1678.77 845.84 Average: 88.74 0.45 84.75 3.55 13.94 15054.52 16544.61 09:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:05 2195216 21722320 10431240 31.74 597736 18034012 16299272 48.06 4777844 22198888 828 10:00:05 354916 19475784 12532648 38.14 583412 17769992 19211500 56.65 4962628 23815956 11068 10:10:01 409048 19138028 12864692 39.15 580020 17396968 19540232 57.62 4845548 23876824 12868 Average: 986393 20112044 11942860 36.34 587056 17733657 18350335 54.11 4862007 23297223 8255 09:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:05 lo 0.64 0.64 0.05 0.05 0.00 0.00 0.00 0.00 09:50:05 ens3 221.88 128.14 1868.14 41.98 0.00 0.00 0.00 0.00 09:50:05 docker0 16.39 29.63 0.96 588.85 0.00 0.00 0.00 0.00 09:50:05 br-b18680d4e777 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 09:50:05 vethd1d7387 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:50:05 veth3e5430f 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:50:05 veth3129485 28.86 29.57 8.59 7.91 0.00 0.00 0.00 0.00 09:50:05 veth533e975 0.36 0.37 0.04 0.17 0.00 0.00 0.00 0.00 09:50:05 veth02c1f1f 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 09:50:05 veth08d9414 24.39 23.64 8.65 4.95 0.00 0.00 0.00 0.00 09:50:05 vethf4e1985 0.26 0.38 0.36 1.77 0.00 0.00 0.00 0.00 09:50:05 veth9f65353 1.39 1.13 0.19 1.20 0.00 0.00 0.00 0.00 10:00:05 lo 19.89 19.89 62.00 62.00 0.00 0.00 0.00 0.00 10:00:05 ens3 14.97 11.00 33.29 3.27 0.00 0.00 0.00 0.00 10:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:05 br-b18680d4e777 19.31 21.85 11.97 81.60 0.00 0.00 0.00 0.00 10:00:05 vethd1d7387 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 10:00:05 veth3e5430f 18.92 19.07 222.74 58.68 0.00 0.00 0.00 0.02 10:00:05 veth3129485 105.12 114.18 75.92 55.34 0.00 0.00 0.00 0.01 10:00:05 veth533e975 10.59 10.67 58.25 35.92 0.00 0.00 0.00 0.00 10:00:05 veth02c1f1f 29.97 32.55 11.61 302.67 0.00 0.00 0.00 0.02 10:00:05 veth08d9414 71.98 65.76 83.62 38.63 0.00 0.00 0.00 0.01 10:00:05 veth9f65353 49.01 45.27 20.59 40.12 0.00 0.00 0.00 0.00 10:10:01 lo 34.71 34.71 168.88 168.88 0.00 0.00 0.00 0.00 10:10:01 ens3 3.98 1.64 1.63 2.85 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 br-b18680d4e777 28.87 30.06 35.15 135.42 0.00 0.00 0.00 0.00 10:10:01 vethd1d7387 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 veth3e5430f 9.83 8.77 41.66 7.02 0.00 0.00 0.00 0.00 10:10:01 veth3129485 63.62 69.96 53.88 23.75 0.00 0.00 0.00 0.00 10:10:01 veth533e975 7.68 8.97 7.43 41.16 0.00 0.00 0.00 0.00 10:10:01 veth02c1f1f 33.67 34.79 35.78 175.58 0.00 0.00 0.00 0.01 10:10:01 veth08d9414 42.67 39.39 50.85 24.16 0.00 0.00 0.00 0.00 10:10:01 veth9f65353 33.11 29.90 14.17 31.98 0.00 0.00 0.00 0.00 Average: lo 18.33 18.33 76.58 76.58 0.00 0.00 0.00 0.00 Average: ens3 80.77 47.21 638.54 16.12 0.00 0.00 0.00 0.00 Average: docker0 5.50 9.94 0.32 197.60 0.00 0.00 0.00 0.00 Average: br-b18680d4e777 16.09 17.32 15.63 72.04 0.00 0.00 0.00 0.00 Average: vethd1d7387 0.05 0.08 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth3e5430f 9.57 9.30 88.07 21.89 0.00 0.00 0.00 0.01 Average: veth3129485 65.80 71.15 46.03 28.97 0.00 0.00 0.00 0.00 Average: veth533e975 6.19 6.65 21.90 25.66 0.00 0.00 0.00 0.00 Average: veth02c1f1f 21.14 22.40 15.71 159.04 0.00 0.00 0.00 0.01 Average: veth08d9414 46.31 42.90 47.62 22.54 0.00 0.00 0.00 0.00 Average: veth9f65353 27.77 25.37 11.62 24.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-7690) 07/10/26 _x86_64_ (8 CPU) 09:32:34 LINUX RESTART (8 CPU) 09:40:01 CPU %user %nice %system %iowait %steal %idle 09:50:05 all 17.04 0.02 2.71 0.69 0.08 79.46 09:50:05 0 16.29 0.01 2.37 0.47 0.07 80.80 09:50:05 1 16.42 0.01 2.52 0.49 0.08 80.47 09:50:05 2 18.40 0.06 2.91 0.66 0.08 77.89 09:50:05 3 17.33 0.04 2.78 1.07 0.08 78.70 09:50:05 4 16.26 0.01 2.94 0.75 0.08 79.97 09:50:05 5 17.07 0.03 2.43 0.41 0.08 79.99 09:50:05 6 16.07 0.01 3.10 0.97 0.09 79.78 09:50:05 7 18.44 0.01 2.66 0.73 0.07 78.09 10:00:05 all 10.66 0.01 1.85 0.12 0.09 87.28 10:00:05 0 10.43 0.01 1.87 0.27 0.08 87.35 10:00:05 1 10.77 0.00 1.91 0.10 0.09 87.13 10:00:05 2 10.33 0.01 1.89 0.09 0.09 87.60 10:00:05 3 10.06 0.01 1.82 0.09 0.09 87.93 10:00:05 4 10.38 0.00 1.88 0.06 0.09 87.59 10:00:05 5 11.52 0.01 1.82 0.25 0.09 86.31 10:00:05 6 11.37 0.01 1.82 0.08 0.09 86.64 10:00:05 7 10.41 0.01 1.78 0.05 0.08 87.67 10:10:01 all 7.66 0.00 1.77 0.09 0.09 90.39 10:10:01 0 8.12 0.00 1.97 0.01 0.09 89.81 10:10:01 1 8.34 0.00 1.91 0.05 0.10 89.59 10:10:01 2 7.58 0.00 1.78 0.05 0.09 90.50 10:10:01 3 7.93 0.00 1.76 0.18 0.09 90.04 10:10:01 4 7.14 0.00 1.66 0.21 0.09 90.90 10:10:01 5 7.21 0.00 1.76 0.11 0.08 90.84 10:10:01 6 7.21 0.00 1.66 0.02 0.09 91.02 10:10:01 7 7.77 0.00 1.69 0.05 0.09 90.39 Average: all 11.81 0.01 2.11 0.30 0.08 85.68 Average: 0 11.63 0.00 2.07 0.25 0.08 85.96 Average: 1 11.87 0.00 2.12 0.22 0.09 85.71 Average: 2 12.13 0.02 2.19 0.27 0.09 85.30 Average: 3 11.80 0.02 2.12 0.45 0.09 85.53 Average: 4 11.28 0.00 2.16 0.34 0.09 86.12 Average: 5 11.96 0.01 2.00 0.26 0.08 85.69 Average: 6 11.57 0.00 2.19 0.36 0.09 85.79 Average: 7 12.24 0.01 2.04 0.28 0.08 85.35